London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Islington 1871
[Report of the Medical Officer of Health for Islington, Parish of St Mary]
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MONTHLY RESULTS OF METEROLOGICAL OBSERVATIONS MADE AT COMPTON TERRACE.
| THERMOMETER. | Mean Admospheric Humidity. Saturation = 100. | Rainfall in Inches. | Number of Days on which Rain fell in appreciable quantity. | Periods embraced. | ||||
|---|---|---|---|---|---|---|---|---|
| Adopted Mean Temperature. | Mean of Highest Daily Readings. | Mean of Lowest Daily .Headings. | Mean Daily Range. | |||||
| January | 34.0° | 37.5° | 30.1° | 7.30 | 83 | 1.91 | 16 | * 1871. 4 wks Jan. 1—Jan. 28 |
| February | 41.0° | 45.8° | 36.7° | 9.0° | 87 | 0.89 | 9 | 4 „ Jan. 29—Feb. 25 |
| March | 45.1° | 54.4° | 38.7° | 15.6° | 81 | 1.19 | 15 | 5 „ Feb. 26—Apr 1 |
| April | 48.6° | 67.6° | 42.3° | 15.2° | 75 | 2.84 | 17 | 4 „ Apr. 2—Apr. 29 |
| May | 52.5° | 65.2° | 43.1° | 22.0° | 62 | 0.85 | 8 | 4 „ Apr. 30—May 27 |
| June | 56.3° | 68.6° | 48.6 | 20.0° | 72 | 3.57 | 16 | 6 „ May 28—July 1 |
| July | 61.9° | 72.7° | 56.6° | 17.1° | 71 | 3.79 | 17 | 4 „ July 2—July 29 |
| August | 65.1° | 78.5° | 65.2° | 23.3° | 68 | 0.91 | 7 | 4 „ July 30—Aug. 26 |
| September | 69. 1° | 69.7° | 51.1° | 18.6° | 73 | 5.53 | 12 | 5 „ Aug. 27—Sept. 30 |
| October | 49.0° | 58.5° | 41.6° | 16.9° | 86 | 1.24 | 10 | 4 „ Oct. 1—Oct. 28 |
| November | 38.9° | 45.0° | 33.8° | ll.l° | 83 | 0.49 | 9 | 4 „ Oct. 29—Nov. 25 |
| December | 38.7° | 42.0° | 34.4° | 7.5° | 84 | 1.13 | 13 | 5 ,, Nov. 26—Dec. 30 |
| Means of Year. | 49.1° | 57.9° | 42.6° | 15.3° | 77 | Sum. 24.34 | Sum. 148 | 1871. 1871. January 1 to December 30. |
The highest temperature in the shade attained was 91.5° on August 13th.
The lowest temperature reached was 17.5° on January lst.
Snow fell in the 2nd, 4th, 6th, 11th, 46th and 49th weeks of the year.
Thunder storms occurred on May 8th, May 27th, June 19th, June 20th,
July 25th and October 1st.
• Instead of stating the Means of Observations for cacti Calendar Month, I have stated them in periods
corresponding with those used in my monthly Tables, which alone can serve any useful purpose for
comparison with the accompanying Sickness and Mortality.